Molecular sieves

Molecular sieves2026-04-30T10:10:48+02:00

Molecular sieves

Precise drying and selective separation

Molecular sieves are high-performance adsorbents whose precisely defined pore sizes enable the selective adsorption of molecules . They are ideal for drying, purifying and separating gases and liquids – both in the laboratory and in industrial applications.

Thanks to their crystalline structure (typically zeolites), molecular sieves offer very high adsorption capacitythermal stability and reusability. This makes them a reliable solution for processes in which moisture or specific contaminants need to be removed safely and in a controlled manner.

We stock molecular sieves in all standard types – 3A, 4A, 5A and 13X – each with specific pore sizes and properties tailored to different requirements. Whether for drying solvents, gas treatment, CO₂ removal or moisture control in technical systems, our molecular sieves deliver consistent performance and high purity.

For dry, stable and efficient processes.

FAQ

What are molecular sieves?2026-04-30T10:13:17+02:00

These are crystalline adsorbents (usually zeolites) with precisely defined pore sizes. They can selectively absorb certain molecules and exclude others – making them ideal for drying and separation.

What types of molecular sieves do we offer?2026-04-30T10:13:51+02:00

We offer 3A, 4A, 5A and 13X.
They differ in pore size and, consequently, in the type of molecules they can adsorb.

What are molecular sieves used for?2025-11-27T10:18:51+01:00

They are used, among other things, for:

  • in the drying of gases and solvents
  • in air and gas treatment
  • during the removal of CO₂ and H₂O
  • for moisture control in cooling and hydraulic systems
  • in the petrochemical industry and in chemical synthesis processes
Can molecular sieves be reused?2025-11-27T10:20:51+01:00

Yes. They can undergo many adsorption and regeneration cycles without losing their performance – provided they are used correctly.

How do I choose the right molecular sieve?2026-04-30T10:14:28+02:00

The choice depends on the molecular size, the desired degree of drying, the medium (gas or liquid) and the process conditions.
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